毕业设计（论文）-图书馆管理系统设计(附带源代码)

1、毕业设计_图书管理系统 一、数据库设计数据库设CREATEDATABASETSGL GO USETSGL GO CREATETABLEBmanage( bId varchar(10)PRIMARYKEY,bNamevarchar(50),-添加图书-图书编号-书名bNumbervarchar(10),-书数目) GO bSorevarchar(50)-分类CREATETABLEMadmin( mNamevarchar(10)PRIMARYKEY,mPwdvarchar(25),mAgevarchar(8),mSexvarchar(4),mNumbervarchar(15),mrolevarch

2、ar(8) GO -图书员管理-图书管理员姓名-图书管理员密码-图书管理员年龄-图书管理员性别-图书管理员 -图书管理员角色CREATETABLEReader( rSnovarchar(10)PRIMARYKEY,rNamevarchar(10),rPwdvarchar(25),rAgevarchar(8),rSexvarchar(4),rStatevarchar(8),rNumbervarchar(15),rEmailvarchar(25),-读者信息表reader -读者号-姓名-密码-年龄-性别-状态- 号码-电子邮件rAdressvarChar(50),-地址) GO rGradeva

3、rChar(15),rClassvarchar(15),rRolevarchar(8)-年级-班级-角色CREATETABLERrecord( rSnovarchar(10)PRIMARYKEY,rNamevarChar(10),bId varchar(10),bNamevarChar(50),bTimevarchar(10),bBackTimevarchar(10) GO CREATETABLESysSet( rRolevarchar(8)PRIMARYKEY,rStatevarchar(8),Finefloat(25),rDayvarchar(8)-读者编号学号-读者姓名-图书编号-图书名

4、称-借书时间-还书时间-读者角色-读者可借书数-过期罚款设置-可借书天数)二、界面截图及说明1)登录窗口实现管理员和馆长的登陆 2)管理员窗口 3)馆长窗口 4)关于窗口 5)新增图书窗口 6)新增管理员、查找及修改窗口 7)新增读者、查找及修改窗口 8)图书的查找及修改窗口 9)借阅窗口 10)系统设置窗口 三、主要代码主要代1)登录窗口实现管理员和馆长的登陆 登陆检查： using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Data; using

5、prjTSGL.ClassLib.DBAccess; namespaceLib.Logic classclsLoginCheck publicstaticDataTable CheckLogin(string UserId, string PWD) string SQLstmt = select mName,mPwd,mRole from Madmin where mName= + UserId + and mPwd= + PWD + ; DataTable dt = clsGlobalVar.GetDataTable(SQLstmt); return dt; 登陆： using System

6、; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using prjTSGL.ClassLib.Logic; namespace publicpartialclassfrmLogin : Form public frmLogin() InitializeComponent(); privatevoid b

7、tnLogin_Click(object sender, EventArgs e) string strUserID = loginid.Text.Trim(); string strPWD = loginpwd.Text.Trim(); string type = ; try DataTable dt = clsLoginCheck.CheckLogin(strUserID, strPWD); if (dt.Rows.Count = 0) MessageBox.Show(登陆失败，请重新输入!); loginpwd.Focus(); return; else type = dt.Rows0m

8、Role.ToString().Trim(); if (cboLT.Text.Trim()=馆长 ) if (type = 馆长) this.Hide(); frmManager objManager = newfrmManager(); objManager.Show(); else MessageBox.Show(您没有权限！); ocus(); return; else if (type =管理员) this.Hide(); frmAdmin objAdmin = newfrmAdmin(); objAdmin.Show(); else MessageBox.Show(您没有权限！);

9、loginpwd.Focus(); return; catch (Exception ex) throw ex; privatevoid btnExit_Click(object sender, EventArgs e) this.Close(); 2)管理员窗口 using System; using System.Collections.Generic; usingponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.F

10、orms; namespace prjTSGL.TSGL_UI publicpartialclassfrmAdmin : Form public frmAdmin() InitializeComponent(); privatevoid ShowForm(Form frmToShow) this.Cursor = Cursors.WaitCursor; foreach (Form frmChild inthis.MdiChildren) if (frmChild.GetType() = frmToShow.GetType() frmToShow.Dispose(); frmChild.Acti

11、vate(); this.Cursor = Cursors.Default; return; frmToShow.MdiParent = this; frmToShow.Show(); this.Cursor = Cursors.Default; privatevoid 读者信息修改ToolStripMenuItem_Click(object sender, EventArgs e) ShowForm(newfrmUpdateReader(); privatevoid 新增图书ToolStripMenuItem_Click(object sender, EventArgs e) ShowFor

12、m(newfrmAddNewBook(); privatevoid 图书的查找和修改ToolStripMenuItem_Click(object sender, EventArgs e) ShowForm(newfrmUpdateBook(); privatevoid 流通管理ToolStripMenuItem_Click(object sender, EventArgs e) ShowForm(newfrmBorrow(); privatevoid 帮助ToolStripMenuItem_Click(object sender, EventArgs e) ShowForm(newfrmAbo

13、ut(); privatevoid 退出ToolStripMenuItem_Click(object sender, EventArgs e) Application.Exit(); 3)馆长窗口 using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; namespace prjTSGL

14、.TSGL_UI publicpartialclassfrmManager : Form public frmManager() InitializeComponent(); privatevoid ShowForm(Form frmToShow) this.Cursor = Cursors.WaitCursor; foreach (Form frmChild inthis.MdiChildren) if (frmChild.GetType() = frmToShow.GetType() frmToShow.Dispose(); frmChild.Activate(); this.Cursor

15、 = Cursors.Default; return; frmToShow.MdiParent = this; frmToShow.Show(); this.Cursor = Cursors.Default; privatevoid frmManager_FormClosed(object sender, FormClosedEventArgs e) Application.Exit(); privatevoid 管理员信息管理ToolStripMenuItem_Click_1(object sender, EventArgs e) ShowForm(newfrmSelectAdmin();

16、privatevoid 系统设置ToolStripMenuItem_Click_1(object sender, EventArgs e) ShowForm(newfrmSys(); privatevoid 关于ToolStripMenuItem_Click(object sender, EventArgs e) ShowForm(newfrmAbout(); privatevoid 退出ToolStripMenuItem_Click_1(object sender, EventArgs e) Application.Exit(); 4)关于窗口 using System; using Sys

17、tem.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; namespace prjTSGL.TSGL_UI publicpartialclassfrmAbout : Form public frmAbout() InitializeComponent(); privatevoid button1_Click(object sende

18、r, EventArgs e) this.Close(); 5)新增图书窗口 using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using prjTSGL.ClassLib.DBAccess; namespace prjTSGL.TSGL_UI publicpartialclass

19、frmAddNewBook : Form public frmAddNewBook() InitializeComponent(); privatebool ValidatInput() if (textBox1.Text = ) MessageBox.Show(请输入图书编号！, 输入提示, MessageBoxButtons.OK, MessageBoxIcon.Information); textBox1.Focus(); returnfalse; if (textBox2.Text = ) MessageBox.Show(请输入图书名称！, 输入提示, MessageBoxButton

20、s.OK, MessageBoxIcon.Information); textBox2.Focus(); returnfalse; if (textBox3.Text = ) MessageBox.Show(请输入图书数目！, 输入提示, MessageBoxButtons.OK, MessageBoxIcon.Information); textBox3.Focus(); returnfalse; if (comboBox1.Text = ) MessageBox.Show(请选择图书类别！, 输入提示, MessageBoxButtons.OK, MessageBoxIcon.Inform

21、ation); textBox3.Focus(); returnfalse; returntrue; privatevoid btnOK_Click_1(object sender, EventArgs e) if (ValidatInput() /string id = textBox1.Text; /string name = textBox2.Text; /string Number = textBox3.Text; /string sore = comboBox1.Text; string sql = SELECT *FROM Bmanage WHERE bId= + textBox1

22、.Text.Trim() + ; DataTable dt = clsGlobalVar.GetDataTable(sql); if (dt.Rows.Count = 0) string SQL = insert into Bmanage(bId,bName,bNumber,bSore)values( + textBox1.Text.Trim() + ,() + , + textBox3.Text.Trim() + ,+ comboBox1.Text.Trim() + ); try bool result = clsGlobalVar.ExecSQL(SQL); if (result) Mes

23、sageBox.Show(添加成功！, 操作提示, MessageBoxButtons.OK, MessageBoxIcon.Information); textBox1.Text = ; textBox2.Text = ; textBox3.Text = ; comboBox1.Text = ; textBox1.Focus(); else MessageBox.Show(添加失败！, 操作提示, MessageBoxButtons.OK, MessageBoxIcon.Error); catch (Exception ex) MessageBox.Show(操作数据库出错！, 操作演示,

24、MessageBoxButtons.OK, MessageBoxIcon.Error); Console.WriteLine(ex.Message); else MessageBox.Show(图书编号已存在！, 操作提示, MessageBoxButtons.OK, MessageBoxIcon.Information); textBox1.Focus(); privatevoid btnCancel_Click(object sender, EventArgs e) this.Close(); 6)新增管理员、查找及修改窗口 using System; using System.Colle

25、ctions.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using prjTSGL.ClassLib.DBAccess; namespace prjTSGL.TSGL_UI publicpartialclassfrmSelectAdmin : Form public frmSelectAdmin() InitializeComponent(); st

26、ring name = ; string SQL = ; string PWD = ; string Age = ; string Sex = ; string Tel = ; string Role = ; privatevoid SelectAdmin() string strfilter = ; string SQL = select mName AS 用户名,mPwd AS 密码,mAge AS 年龄 ,mSex AS 性别,mNumber AS ,mRole AS 角色 from Madmin ; if (txtName.Text = ) strfilter = ; else str

27、filter = where mName= + txtName.Text.Trim() + ; try DataTable dt = clsGlobalVar.GetDataTable(SQL + strfilter); int intIndex = 0; if (dt.Rows.Count = 0) MessageBox.Show(抱歉，没有您要找的用户！, 结果提示, MessageBoxButtons.OK, MessageBoxIcon.Information); txtName.Text = ; txtPWD.Text = ; txtAge.Text = ; cboSex.Text

28、= ; txtTel.Text = ; cboRole.Text = ; else LV.Columns.Clear(); LV.Items.Clear(); LV.Columns.Add(序号, 100, HorizontalAlignment.Center); for (int intJ = 0; intJ dt.Columns.Count; intJ+) LV.Columns.Add(dt.ColumnsintJ.ColumnName, 200, HorizontalAlignment.Center); for (int intI = 0; intI dt.Rows.Count; int

29、I+) intIndex = intI + 1; LV.Items.Add(intIndex.ToString(); LV.ItemsintI.SubItems.Add(dt.RowsintI用户名.ToString().Trim(); LV.ItemsintI.SubItems.Add(dt.RowsintI密码.ToString().Trim(); LV.ItemsintI.SubItems.Add(dt.RowsintI年龄.ToString().Trim(); temsintI.SubItems.Add(dt.RowsintI性别.ToString().Trim(); LV.Items

30、intI.SubItems.Add(dt.RowsintI .ToString().Trim(); LV.ItemsintI.SubItems.Add(dt.RowsintI角色.ToString().Trim(); /连接数据库，将数据读取出放入MadminData catch (Exception ex) MessageBox.Show(查询数据库出错！, 提示, MessageBoxButtons.OK, MessageBoxIcon.Error); Console.WriteLine(ex.Message); privatevoid btnSearch_Click(object sen

31、der, EventArgs e) SelectAdmin();/调用函数 /实现修改功能 privatevoid btnUpdata_Click(object sender, EventArgs e) if (txtName.Text = | cboRole.Text=) MessageBox.Show(请选择要修改的用户!); else SQL = UPDATE Madmin SET mName= + txtName.Text.Trim() + ,mPwd= + txtPWD.Text.Trim() + ,mAge=ext.Trim() + ,mSex= + cboSex.Text.Tri

32、m() + ,mNumber= + txtTel.Text.Trim() + ,mRole= + cboRole.Text.Trim() + where mName= + name + AND mPwd= + PWD + AND mAge= + Age + AND mSex= + Sex + AND mNumber= + Tel + AND mRole= + Role + ; try bool result = clsGlobalVar.ExecSQL(SQL); if (result) /txtName.Text = ; txtPWD.Text = ; txtAge.Text = ; cbo

33、Sex.Text = ; txtTel.Text = ; cboRole.Text = ; MessageBox.Show(修改已成功); SelectAdmin(); else MessageBox.Show(更新失败！, 操作提示, MessageBoxButtons.OK, MessageBoxIcon.Error); catch (Exception ex) MessageBox.Show(操作数据库出错！, 操作演示, MessageBoxButtons.OK, MessageBoxIcon.Error); Console.WriteLine(ex.Message); private

34、void btnExit_Click(object sender, EventArgs e) this.Close(); privatevoid LV_SelectedIndexChanged_1(object sender, EventArgs e) txtName.Text = LV.FocusedItem.SubItems1.Text.Trim(); txtPWD.Text = LV.FocusedItem.SubItems2.Text.Trim(); txtAge.Text = LV.FocusedItem.SubItems3.Text.Trim(); cboSex.Text = LV

35、.FocusedItem.SubItems4.Text.Trim(); txtTel.Text = LV.FocusedItem.SubItems5.Text.Trim(); cboRole.Text = LV.FocusedItem.SubItems6.Text.Trim(); name = LV.FocusedItem.SubItems1.Text.Trim(); PWD = LV.FocusedItem.SubItems2.Text.Trim(); Age = LV.FocusedItem.SubItems3.Text.Trim(); Sex = LV.FocusedItem.SubIt

36、ems4.Text.Trim(); Tel = LV.FocusedItem.SubItems5.Text.Trim(); Role = LV.FocusedItem.SubItems6.Text.Trim(); privatevoid frmSelectAdmin_Load(object sender, EventArgs e) this.btnSearch_Click(sender, e); privatevoid btnAdd_Click(object sender, EventArgs e) if (txtName.Text = | txtPWD.Text = | txtAge.Tex

37、t = |cboSex.Text = | txtTel.Text= |cboRole.Text = ) MessageBox.Show(请至少输入用户名，密码和角色!); else SQL = SELECT mName,mPwd,mAge ,mSex,mNumber,mRole from Madmin WHERE mName= + txtName.Text.Trim() + ; DataTable dt = clsGlobalVar.GetDataTable(SQL); if (dt.Rows.Count = 0) SQL = INSERT INTO Madmin VALUES ( + txt

38、Name.Text.Trim() + , + txtPWD.Text.Trim() + , + txtAge.Text.Trim() + , + cboSex.Text.Trim() + , + txtTel.Text.Trim() + , + cboRole.Text.Trim() + ); if (clsGlobalVar.ExecSQL(SQL) = true) /txtName.Text = ; txtPWD.Text = ; txtAge.Text = ; cboSex.Text = ; txtTel.Text = ; cboRole.Text = ; MessageBox.Show

39、(成功添加新管理员!); SelectAdmin(); else Exception ex = newException(); MessageBox.Show(ex.Message.ToString(); else MessageBox.Show(用户名已存在，请选择其他用户名！, 结果提示, MessageBoxButtons.OK, MessageBoxIcon.Information); txtName.Text = ; privatevoid btnDelete_Click(object sender, EventArgs e) if (txtName.Text = | cboRole

40、.Text = ) MessageBox.Show(请选择要删除的管理员用户!); else DialogResult dr = MessageBox.Show(此操作不可撤销，确定要删除此用户信息吗？, 提示, MessageBoxButtons.YesNo, MessageBoxIcon.Question); if (dr = DialogResult.Yes) SQL = DELETE FROM Madmin WHERE mName= + name + AND mPwd= + PWD + AND mAge= + Age + AND mSex= + Sex + AND mNumber= +

41、 Tel + AND mRole= + Role + ; if (clsGlobalVar.ExecSQL(SQL) = true) MessageBox.Show(成功删除此管理信息!); SelectAdmin(); else Exception ex = newException(); MessageBox.Show(ex.Message.ToString(); privatevoid btnReset_Click(object sender, EventArgs e) txtName.Text = ; txtPWD.Text = ; txtAge.Text = ; cboSex.Tex

42、t = ; txtTel.Text = ; cboRole.Text = ; 7)新增读者、查找及修改窗口 using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using prjTSGL.ClassLib.DBAccess; namespace prjTSGL.TSGL_UI pub

43、licpartialclassfrmUpdateReader : Form public frmUpdateReader() InitializeComponent(); string Sno = ; string Pwd = ; string Age = ; string name = ; string Sex = ; string State = ; string Adress = ; string Number = ; string Email = ; string Grade = ; string Class = ; string Role = ; /查找学生读者 privatevoi

44、d SelectStudent() string strfilter = ; string SQL = select rSno AS 读者编号,rName AS 读者姓名,rPwd AS 密码,rAge AS 年龄,rSex AS 性别,rState AS 借书状态,rAdress AS 地址,rNumber AS ,rEmail AS 邮箱,rGrade AS 年级,rClass AS 班级,rRole AS 角色 from Reader ; if (txtReaderName.Text = ) strfilter = ; else strfilter = where rName= + tx

45、tReaderName.Text.Trim() + ; try DataTable dt = clsGlobalVar.GetDataTable(SQL + strfilter); int intIndex = 0; if (dt.Rows.Count=0) MessageBox.Show(抱歉，没有您要找的读者信息！, 结果提示, MessageBoxButtons.OK, MessageBoxIcon.Information); else LV.Columns.Clear(); LV.Items.Clear(); LV.Columns.Add(序号, 100, HorizontalAlig

46、nment.Center); for (int intJ = 0; intJ dt.Columns.Count; intJ+) LV.Columns.Add(dt.ColumnsintJ.ColumnName, 200, HorizontalAlignment.Center); for (int intI = 0; intI dt.Rows.Count; intI+) intIndex = intI + 1; LV.Items.Add(intIndex.ToString(); for (int j=1; j 0 & state3 0) state3-; string a = state3.To

47、String().Trim(); string SQL = UPDATE Bmanage SET bNumber= + a + WHERE bId= + txtBookId.Text + ; clsGlobalVar.ExecSQL(SQL); / / MessageBox.Show(更新成功!); / state1+; string b = state1.ToString().Trim(); string sql = UPDATE Reader SET rState= + b + WHERE rSno= + txtReader.Text.Trim() + ; clsGlobalVar.Exe

48、cSQL(sql); / / MessageBox.Show(更新成功!); / /DateTime.Now.ToShortTimeString(); DateTime dt = DateTime.Now; string time = dt.ToShortDateString().ToString().Trim(); DateTime beBackTime = dt.AddDays(Day); string strsql = INSERT INTO Rrecord(rSno,rName,bId,bName,bTime,beBackTime)VALUES( + txtReader.Text.Tr

49、im() + , + txtReaderName.Text.Trim() + , + txtBookId.Text.Trim() + , + txtBookName.Text.Trim() + , + time + , + beBackTime.ToShortDateString().ToString().Trim() + ); if (clsGlobalVar.ExecSQL(strsql) MessageBox.Show(借书成功!); txtBorrowDate.Text = time; this.btnSearch_Click(sender, e); this.btnBookSelec

50、t_Click(sender, e); else MessageBox.Show(借书失败!); privatevoid btnBackBook_Click(object sender, EventArgs e) if (txtBookId.Text = ) MessageBox.Show(读者编号和图书编号不能为空！); else this.btnSearch_Click(sender, e); this.btnBookSelect_Click(sender, e); state3+; string a = state3.ToString().Trim(); string SQL = UPD

51、ATE Bmanage SET bNumber= + a + WHERE bId= + txtBookId.Text + ; clsGlobalVar.ExecSQL(SQL); / / MessageBox.Show(更新成功!); / state1-; string b = state1.ToString().Trim(); string sql = UPDATE Reader SET rState= + b + WHERE rSno= + txtReader.Text.Trim() + ; clsGlobalVar.ExecSQL(sql); / / MessageBox.Show(更新

52、成功!); / string strsql1 = SELECT S.Fine AS Fine,S.rDay AS rDay ,Rr.bTime AS bTime FROM SysSet S INNER JOIN (Reader R INNER JOIN Rrecord Rr ON R.rSno=Rr.rSno) ON S.rRole=R.rRole WHERE R.rSno= + txtReader.Text.Trim() + AND Rr.bId= + txtBookId.Text.Trim() + ; DataTable ds = clsGlobalVar.GetDataTable(str

53、sql1); if (ds.Rows.Count = 0) MessageBox.Show(查询错误!); else x = float.Parse(ds.Rows0Fine.ToString().Trim(); y = Int32.Parse(ds.Rows0rDay.ToString().Trim(); txtBorrowDate.Text = ds.Rows0bTime.ToString().Trim(); DateTime time = DateTime.Now; string T = time.ToShortDateString().ToString().Trim(); txtBac

54、kDate.Text = T; TimeSpan span = time.Subtract(DateTime.Parse(txtBorrowDate.Text); int i = span.Days; string strsql = DELETE FROM Rrecord WHERE rSno= + txtReader.Text.Trim() + AND bId= + txtBookId.Text.Trim() + ; if (clsGlobalVar.ExecSQL(strsql) if (i y) z = x * (i - y); txtFine.Text = z.ToString().T

55、rim(); MessageBox.Show(还书成功，请交罚款 + txtFine.Text.Trim() + 元！); /MessageBox.Show(还书成功!); this.btnSearch_Click(sender, e); this.btnBookSelect_Click(sender, e); /txtBorrowDate.Text = ; /txtBackDate.Text = ; else MessageBox.Show(还书成功!); this.btnSearch_Click(sender, e); this.btnBookSelect_Click(sender, e)

56、; /txtBorrowDate.Text = ; /txtBackDate.Text = ; else MessageBox.Show(还书失败!); privatevoid button4_Click(object sender, EventArgs e) this.Close(); privatevoid btnReset_Click(object sender, EventArgs e) txtReader.Text = ; txtReaderName.Text = ; txtBookId.Text = ; txtBookName.Text = ; txtBorrowDate.Text

57、 = ; txtBackDate.Text = ; txtFine.Text = ; txtState.Text = ; txtBooksState.Text = ; privatevoid btnQuery_Click(object sender, EventArgs e) if (txtReader.Text = ) MessageBox.Show(读者编号不能为空，请重新输入); else string SQL = SELECT rSno AS 读者编号,rName AS 读者姓名,bId AS 图书编号,bName AS 图书名称,bTime AS 借书日期,beBackTime AS

58、 到期日期 FROM Rrecord WHERE rSno= + txtReader.Text.Trim() + ; try DataTable dt = clsGlobalVar.GetDataTable(SQL); if (dt.Rows.Count = 0) MessageBox.Show(无借阅信息！, 操作提示, MessageBoxButtons.OK, MessageBoxIcon.Error); else DG.DataSource = dt; catch (Exception ex) MessageBox.Show(操作数据库出错！, 操作演示, MessageBoxButt

59、ons.OK, MessageBoxIcon.Error); Console.WriteLine(ex.Message); 10)系统设置窗口 using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using prjTSGL.ClassLib.DBAccess; namespace p

60、rjTSGL.TSGL_UI publicpartialclassfrmSys : Form public frmSys() InitializeComponent(); privatevoid btnCancel_Click(object sender, EventArgs e) this.Close(); privatevoid btnOK_Click(object sender, EventArgs e) if (txtMoney.Text.Trim() = & txtNumber.Text.Trim() = & txtDay.Text.Trim() = | cboRole.Text.T